1 InformationPositionSubTableView::InformationPositionSubTableView(QStringList& columnNameList,QList<PositionItem>& positionItemList,QWidget *parent) : m_ColumnNameList(columnNameList), m_PositionItemList(positionItemList),QTableView(parent)
2 {
3 m_InformationPositionSubTableModel = new InformationPositionSubTableModel(columnNameList,positionItemList);
4 this->setModel(m_InformationPositionSubTableModel);
5
6 this->setMouseTracking(true);
7 this->setFocusPolicy(Qt::NoFocus);
8 this->setGridStyle(Qt::NoPen);
9 this->setSelectionBehavior(QAbstractItemView::SelectItems);
10 this->setSelectionMode(QAbstractItemView::SingleSelection);
11
12 QHeaderView* headerView = new InformationPositionSubHeaderview(Qt::Horizontal,this);
13 headerView->setSectionsClickable(true);
14 this->setHorizontalHeader(headerView);
15 this->horizontalHeader()->setStretchLastSection(true);
16 this->verticalHeader()->setVisible(false);
17
18 this->setEditTriggers(QAbstractItemView::NoEditTriggers);
19 this->setContextMenuPolicy(Qt::CustomContextMenu);
20
21 this->resizeColumnsToContents();
22 // this->resizeRowsToContents(); //不能加上，否则做为QTreeWidget的子控件会多出一行的间隙;
23
24 this->setFrameShape(QFrame::NoFrame); //设置成无边框;
25
26 this->horizontalHeader()->setStyleSheet("QHeaderView{background-color:gray;}"); //设置表头背景为灰色(这样也看起来扁平);
27 }
28
29 InformationPositionSubTableView::~InformationPositionSubTableView()
30 {
31
32 }
33
34 void InformationPositionSubTableView::mouseMoveEvent(QMouseEvent * event)
35 {
36 QModelIndex index = indexAt(event->pos());
37 if(index.isValid() && index.row()>=0)
38 {
39 this->setSelection(visualRect(index),QItemSelectionModel::SelectCurrent);
40 }
41
42 }
43
44 ========
45
46 InformationPositionSubTableModel::InformationPositionSubTableModel(QStringList& columnNameList,QList<PositionItem>& positionItemList,QObject *parent) : m_ColumnNameList(columnNameList),m_PositionItemList(positionItemList),QAbstractTableModel(parent)
47 {
48 this->m_ColumnNameList = columnNameList;
49 }
50
51 InformationPositionSubTableModel::~InformationPositionSubTableModel()
52 {
53
54 }
55 QVariant InformationPositionSubTableModel::data(const QModelIndex & index, int role) const
56 {
57 Q_UNUSED(index);
58 if(!index.isValid())
59 return QVariant();
60
61 if(role==Qt::DisplayRole)
62 {
63 PositionItem item = m_PositionItemList[index.row()];
64 int column = index.column();
65 switch (column)
66 {
67 case 0:
68 return item.GetAccountName();
69 case 1:
70 return item.GetBuyLot();
71 case 2:
72 return item.GetAvgBuyPrice();
73 case 3:
74 return item.GetSellLot();
75 case 4:
76 return item.GetAvgSellPrice();
77 case 5:
78 return item.GetNet();
79 default:
80 return item.GetFloatingMap()[headerData(column,Qt::Horizontal,Qt::DisplayRole).toString()];
81 }
82 }
83
84 if(role==Qt::TextAlignmentRole)
85 {
86 return Qt::AlignCenter;
87 }
88
89 if(role==Qt::TextColorRole)
90 {
91 if(index.column()==3 || index.column()==5)
92 {
93 return QColor(Qt::red);
94 }
95 if(index.column()==1)
96 {
97 return QColor(Qt::green);
98 }
99 }
100
101 return QVariant();
102 }
103 QVariant InformationPositionSubTableModel::headerData(int section, Qt::Orientation orientation, int role) const
104 {
105 if(role!=Qt::DisplayRole)
106 return QVariant();
107
108 if(orientation == Qt::Horizontal)
109 {
110 return m_ColumnNameList[section];
111 }
112
113 return QVariant();
114 }
115 bool InformationPositionSubTableModel::setHeaderData(int section, Qt::Orientation orientation, const QVariant & value, int role)
116 {
117 if(role!=Qt::EditRole)
118 return false;
119 if(orientation == Qt::Horizontal && section >=7)
120 {
121 m_ColumnNameList.append(value.toString());
122 emit headerDataChanged(orientation,section,section);
123 return true;
124 }
125 return false;
126 }
127
128 int InformationPositionSubTableModel::rowCount(const QModelIndex & parent) const
129 {
130 int rows = m_PositionItemList.count();
131 return rows;
132 }
133 int InformationPositionSubTableModel::columnCount(const QModelIndex & parent) const
134 {
135 return m_ColumnNameList.count();
136 }
137 bool InformationPositionSubTableModel::setData(const QModelIndex & index, const QVariant & value, int role)
138 {
139 Q_UNUSED(index);
140 if (index.isValid() && role == Qt::DisplayRole)
141 {
142 int row = index.row();
143 m_PositionItemList.replace(row, m_UpdatingItem);
144 emit(dataChanged(index, index));
145 }
146 return true;
147 }
148 Qt::ItemFlags InformationPositionSubTableModel::flags(const QModelIndex & index) const
149 {
150 Q_UNUSED(index);
151 if (!index.isValid())
152 return Qt::ItemIsEditable;
153
154 return QAbstractTableModel::flags(index) | Qt::ItemIsEditable;
155 }
156
157 bool InformationPositionSubTableModel::insertRow(int position,const QModelIndex &index)
158 {
159 Q_UNUSED(index);
160 beginInsertRows(index, position, position);
161
162 int count = m_UpdatingItem.GetFloatingMap().count();
163 QMapIterator<QString,float> it(m_UpdatingItem.GetFloatingMap());
164 while(it.hasNext())
165 {
166 it.next();
167 this->AddHeaderSection(it.key());
168 }
169
170 m_PositionItemList.insert(position,m_UpdatingItem);
171 endInsertRows();
172 return true;
173 }
174 bool InformationPositionSubTableModel::removeRow(int position,const QModelIndex &index)
175 {
176 Q_UNUSED(index);
177 beginRemoveRows(index, position, position);
178 m_PositionItemList.removeAt(position);
179 endRemoveRows();
180 return true;
181 }
182 void InformationPositionSubTableModel::AddHeaderSection(const QString& columnName)
183 {
184 if(!m_ColumnNameList.contains(columnName))
185 {
186 setHeaderData(m_ColumnNameList.count(),Qt::Horizontal,Qt::EditRole);
187 m_ColumnNameList.append(columnName);
188 }
189 }
190
191 =====
192
193
194 InformationPositionSubHeaderview::InformationPositionSubHeaderview(Qt::Orientation orientation,QWidget* parent) : QHeaderView(orientation,parent)
195 {
196 this->setSectionsClickable(false);
197 this->m_IsHided = false;
198 }
199
200 InformationPositionSubHeaderview::~InformationPositionSubHeaderview()
201 {
202 }
203
204 void InformationPositionSubHeaderview::paintSection(QPainter *painter, const QRect &rect, int logicalIndex) const
205 {
206 painter->save();
207 QHeaderView::paintSection(painter, rect, logicalIndex);
208 painter->restore();
209
210 if(logicalIndex==0 && m_IsHided==false)
211 {
212 painter->drawText(rect,Qt::AlignRight|Qt::AlignVCenter, "<<");
213 }
214
215 if(logicalIndex==1 && m_IsHided==true)
216 {
217 QRect leftRect = QRect(rect.x(),rect.y(),HIDEDCOLORBTNWIDTH,rect.height());
218 painter->setBrush(QBrush(Qt::blue));
219 painter->drawRect(leftRect);
220 }
221
222 }
223
224 void InformationPositionSubHeaderview::mousePressEvent(QMouseEvent * event)
225 {
226 if(event->button()==Qt::LeftButton)
227 {
228 QFontMetrics fm(this->font());
229 int textWidth = fm.width("<<");
230
231 int index = logicalIndexAt(event->pos());
232 int xPos =event->pos().x();
233 int xLeft = sectionPosition(index)+sectionSize(index);
234 if(index==0 && m_IsHided==false && (xPos<xLeft-HIDEDCOLORBTNWIDTH && xPos>xLeft-textWidth) )
235 {
236 setSectionHidden(index,true);
237 m_IsHided = true;
238 }
239 else if(index==1 && m_IsHided==true && xPos<=HIDEDCOLORBTNWIDTH)
240 {
241 setSectionHidden(index-1,false);
242 m_IsHided = false;
243 }
244 }
245 QHeaderView::mousePressEvent(event);
246 }
247
248 ======
249
250 InformationPositionTreeView::InformationPositionTreeView(InformationPositionItem& infoItem,QWidget *parent) : QTreeWidget(parent)
251 {
252 m_SubColumnNameList = infoItem.GetColumnNameList();
253 m_SubColumnNameList.removeAt(0);
254 m_SubColumnNameList.replace(0,"Account ");//多出四个空格，是为"<<"腾出空间;
255
256 this->Init();
257 this->InitPositionItemListMap(infoItem);
258
259 int columnNameCount = infoItem.GetColumnNameList().count();
260 this->setHeaderLabels(infoItem.GetColumnNameList()); //增加标题;
261
262 int count = m_InstrumentStringList.count();
263 for(int i=0;i<count;i++)
264 {
265 QList<PositionItem> positionItemList = m_PositionItemListMap[m_InstrumentStringList[i]];
266 QStringList summaryList;
267 summaryList << "" << (m_InstrumentStringList[i]) << QString("%0").arg(GetSumValue(positionItemList,"buy")) << QString("%0").arg(GetSumValue(positionItemList,"avgbuy")) << QString("%0").arg(GetSumValue(positionItemList,"sell")) << QString("%0").arg(GetSumValue(positionItemList,"avgsell")) << QString("%0").arg(GetSumValue(positionItemList,"net")) ;
268 QTreeWidgetItem* node = new QTreeWidgetItem(summaryList);
269 this->addTopLevelItem(node);
270
271 InformationPositionSubTableView* subTableView = new InformationPositionSubTableView(m_SubColumnNameList,m_PositionItemListMap[m_InstrumentStringList[i]],this);
272 QTreeWidgetItem* subItem = new QTreeWidgetItem;
273 node->addChild(subItem);
274 setFirstItemColumnSpanned(subItem,true);
275 setItemWidget(subItem,0,subTableView);
276
277 int rowHeight = subTableView->verticalHeader()->defaultSectionSize();
278 node->setSizeHint(i,QSize(rowHeight,rowHeight));
279
280 /////////////--附注：
281 如果要让子tableview的宽度随着行数的变化而变化，却不会出现滚动条的话，应先将其滚动条关闭
282 setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
283 setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
284 然后在此treeWidget中，
285 int subTableItemHeight= subTableView->rowHeight(0);
286 int height = subTableItemHeight+subTableItemHeight*m_PositionItemListMap[m_PositionItemListMap.keys()[subIndex]].count();//算出子table的高度；
287 subTableView->setMaximumHeight(height);
288 subItem->setSizeHint(0,QSize(subTableView->size().width(),height));//改变树节点的宽度
289 //这样，子表就能动态变化而不会高度太大或太小。
290 如果动态变化后发现要出现大小 变化后才能正常显示，可能如下
291 topLevelItem(parentIndex)->setExpanded(false);
292 topLevelItem(parentIndex)->setExpanded(true);
293 即先收起子Treewidgetitem,然后再展开。这只是一种强制其更新的方法。
294 ////////////////
295
296
297 node->setIcon(0,QIcon(QPixmap("Fold.png")));
298 m_IsFoldedList.append(true);
299
300 int id = 0;
301 while(id<columnNameCount)
302 node->setTextAlignment(id++,Qt::AlignCenter);
303
304 }
305 connect(this,SIGNAL(itemClicked(QTreeWidgetItem*,int)),this,SLOT(ChangeIconSlot(QTreeWidgetItem*,int)));
306
307 }
308
309 InformationPositionTreeView::~InformationPositionTreeView()
310 {
311
312 }
313 void InformationPositionTreeView::mouseMoveEvent(QMouseEvent * event)
314 {
315 QModelIndex index = indexAt(event->pos());
316 if(index.isValid() && index.row()>=0)
317 {
318 this->setSelection(visualRect(index),QItemSelectionModel::SelectCurrent);
319 }
320
321 }
322 void InformationPositionTreeView::ChangeIconSlot(QTreeWidgetItem * item, int column)
323 {
324 QIcon icon;
325 bool isNeedExpanded = true;
326 if(column==0 && item->parent()==nullptr)
327 {
328 if(m_IsFoldedList[column])
329 {
330 icon = QIcon(QPixmap("UnFold.png"));
331 isNeedExpanded = true;
332 }
333 else
334 {
335 icon = QIcon(QPixmap("Fold.png"));
336 isNeedExpanded = false;
337 }
338 item->setIcon(column,icon);
339 m_IsFoldedList.replace(column,!m_IsFoldedList[column]);
340 item->setExpanded(isNeedExpanded);
341 }
342 }
343 void InformationPositionTreeView::Init()
344 {
345 // this->setMouseTracking(true);
346 this->setFocusPolicy(Qt::NoFocus);
347 this->setSelectionBehavior(QAbstractItemView::SelectRows);
348 this->setSelectionMode(QAbstractItemView::SingleSelection);
349
350 this->setEditTriggers(QAbstractItemView::NoEditTriggers);
351 this->setContextMenuPolicy(Qt::CustomContextMenu);
352
353 QHeaderView* headerView = new QHeaderView(Qt::Horizontal,this);
354 this->setHeader(headerView);
355 headerView->setStretchLastSection(true);
356 headerView->setDefaultAlignment(Qt::AlignCenter);
357 headerView->setSectionsClickable(true);
358 headerView->setSectionResizeMode(QHeaderView::ResizeToContents);
359
360
361
362 this->setStyleSheet("QTreeView::branch {image:none;}");
363 // this->setRootIsDecorated(false);
364 // this->setItemDelegateForColumn(0,);
365 }
366 void InformationPositionTreeView::InitPositionItemListMap(InformationPositionItem& infoItem)
367 {
368 QList<PositionItem> positionItemList = infoItem.GetPositionItemList();
369 int count = positionItemList.count();
370 for(int i=0;i<count;i++)
371 {
372 m_InstrumentStringList << positionItemList[i].GetInstrument();
373 }
374
375 m_InstrumentStringList.removeDuplicates();
376 int keyCount = m_InstrumentStringList.count();
377 for(int i=0;i<keyCount;i++)
378 {
379 QList<PositionItem> value;
380 for(int j=0;j<count;j++)
381 {
382 if(positionItemList[j].GetInstrument()==m_InstrumentStringList[i])
383 value.append(positionItemList[j]);
384 }
385 m_PositionItemListMap.insert(m_InstrumentStringList[i],value);
386 }
387
388 }
389 float InformationPositionTreeView::GetSumValue(const QList<PositionItem>& positionItemList,const QString& itemName)
390 {
391 float sum = 0.0;
392 int count = positionItemList.count();
393 //.....
394
395 return 2.01;
396 }
397
398 ======
399
400 InformationPositionTreeModel::InformationPositionTreeModel(InformationPositionItem& infoItem,QObject * parent):m_InformationPositionItem(infoItem),QAbstractItemModel(parent)
401 {
402
403 }
404
405 InformationPositionTreeModel::~InformationPositionTreeModel(void)
406 {
407 }
408
409 int InformationPositionTreeModel::rowCount(const QModelIndex &parent) const
410 {
411 return m_InformationPositionItem.GetPositionItemList().count();
412 }
413 int InformationPositionTreeModel::columnCount(const QModelIndex &parent) const
414 {
415 return m_InformationPositionItem.GetColumnNameList().count();
416 }
417 QVariant InformationPositionTreeModel::data(const QModelIndex &index, int role) const
418 {
419 if(!index.isValid())
420 return QVariant();
421
422
423
424
425 if(role==Qt::DisplayRole)
426 {
427 PositionItem item = m_InformationPositionItem.GetPositionItemList()[index.row()];
428 switch (index.column())
429 {
430 case 0:
431 return "";
432 case 1:
433 return item.GetInstrument();
434 case 2:
435 return item.GetBuyLot();
436 case 3:
437 return item.GetAvgBuyPrice();
438 case 4:
439 return item.GetSellLot();
440 case 5:
441 return item.GetAvgSellPrice();
442 case 6:
443 return item.GetNet();
444 default:
445 return item.GetFloatingMap()[headerData(index.column(),Qt::Horizontal,Qt::DisplayRole).toString()];;
446 }
447 }
448 if(role==Qt::DecorationRole && index.column()==0)
449 {
450 return QIcon(QPixmap("Fold.png"));
451 }
452 if(role==Qt::TextAlignmentRole)
453 {
454 Qt::AlignCenter;
455 }
456 return QVariant();
457 }
458 QVariant InformationPositionTreeModel::headerData(int section, Qt::Orientation orientation, int role) const
459 {
460 if(orientation == Qt::Horizontal && role == Qt::DisplayRole)
461 {
462 return m_InformationPositionItem.GetColumnNameList()[section];
463 }
464 return QVariant();
465 }
466 Qt::ItemFlags InformationPositionTreeModel::flags(const QModelIndex &index) const
467 {
468 if (!index.isValid())
469 return Qt::ItemIsSelectable;
470
471 return QAbstractItemModel::flags(index) | Qt::ItemIsSelectable;
472 }
473 bool InformationPositionTreeModel::setData(const QModelIndex &index, const QVariant &value, int role)
474 {
475 if(!index.isValid())
476 return false;
477 return false;
478 }
479
480 QModelIndex InformationPositionTreeModel::parent(const QModelIndex & index) const
481 {
482 if(index.isValid())
483 return index.parent();
484 return QModelIndex();
485 }
486 QModelIndex InformationPositionTreeModel::index(int row, int column, const QModelIndex & parent) const
487 {
488 if(parent.isValid())
489 return parent.child(row,column);
490 return QModelIndex();
491 }
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